TY - JOUR AU - Frank Gerth TI - Ranks of 3-class groups of non-Galois cubic fields JO - Acta Arithmetica PY - 1976 SP - 307 EP - 322 VL - 30 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-30-4-307-322/ DO - 10.4064/aa-30-4-307-322 LA - en ID - 10_4064_aa_30_4_307_322 ER -